Dumbbell handle



FIG. 1 is a front perspective view of a dumbbell handle constructed in accordance with the invention;

FIG. 2 is a left side view of the dumbbell handle of FIG. 1, which is the same as a right side view thereof;

FIG. 3 is a top plan view of the dumbbell handle of FIG. 1, which is the same as the bottom plan view; and,

FIG. 4 is a front view of the dumbbell handle of FIG. 1, which is the same as the rear view.

The broken line portions of the FIG. 1 drawing are for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a dumbbell handle, as shown and described. 